Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2023 14:07
Static task
static1
Behavioral task
behavioral1
Sample
FACTURA090000.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
FACTURA090000.exe
Resource
win10v2004-20231130-en
General
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Target
FACTURA090000.exe
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Size
989KB
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MD5
f5029b4aa3e668aa60d5c3e52a2fbfe7
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SHA1
0130efa0cdf8baf5b25a41888a461aaa3bbb254a
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SHA256
a61cdf67459e5b97f33747c8a251b9112e402fa11eeac22c2aefe811af9508b5
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SHA512
5efbf0c8af8d267266ee8465888075e13e2631de3638273b8df6f3a9db0ca0d68e1cec1350c9fe62ab34397995b94d9756c20dbff5ae372c7e854a7ea131aa92
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SSDEEP
24576:X/uGGqtConVu2cpGa0I50EI2Rb/vBKjahiCcocFO:X/uGGwnSpSIGRi/Qjahc4
Malware Config
Extracted
remcos
RemoteHost
107.175.229.139:8087
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-IZFV1M
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2176-124-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral2/memory/2176-121-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/5100-117-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/5100-130-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral2/memory/5100-117-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4604-126-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4604-128-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4604-127-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2176-124-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/2176-121-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/5100-130-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
FACTURA090000.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Control Panel\International\Geo\Nation FACTURA090000.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
FACTURA090000.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts FACTURA090000.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
FACTURA090000.exeFACTURA090000.exedescription pid process target process PID 2784 set thread context of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 3880 set thread context of 5100 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 set thread context of 2176 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 set thread context of 4604 3880 FACTURA090000.exe FACTURA090000.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
powershell.exepowershell.exeFACTURA090000.exeFACTURA090000.exeFACTURA090000.exepid process 1828 powershell.exe 768 powershell.exe 2784 FACTURA090000.exe 2784 FACTURA090000.exe 2784 FACTURA090000.exe 2784 FACTURA090000.exe 768 powershell.exe 1828 powershell.exe 5100 FACTURA090000.exe 5100 FACTURA090000.exe 4604 FACTURA090000.exe 4604 FACTURA090000.exe 5100 FACTURA090000.exe 5100 FACTURA090000.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
FACTURA090000.exepid process 3880 FACTURA090000.exe 3880 FACTURA090000.exe 3880 FACTURA090000.exe 3880 FACTURA090000.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exepowershell.exeFACTURA090000.exeFACTURA090000.exedescription pid process Token: SeDebugPrivilege 1828 powershell.exe Token: SeDebugPrivilege 768 powershell.exe Token: SeDebugPrivilege 2784 FACTURA090000.exe Token: SeDebugPrivilege 4604 FACTURA090000.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
FACTURA090000.exepid process 3880 FACTURA090000.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
FACTURA090000.exeFACTURA090000.exedescription pid process target process PID 2784 wrote to memory of 1828 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 1828 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 1828 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 768 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 768 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 768 2784 FACTURA090000.exe powershell.exe PID 2784 wrote to memory of 4108 2784 FACTURA090000.exe schtasks.exe PID 2784 wrote to memory of 4108 2784 FACTURA090000.exe schtasks.exe PID 2784 wrote to memory of 4108 2784 FACTURA090000.exe schtasks.exe PID 2784 wrote to memory of 2728 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 2728 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 2728 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 4488 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 4488 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 4488 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 2784 wrote to memory of 3880 2784 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 5100 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 5100 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 5100 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 5100 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 2176 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 2176 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 2176 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 2176 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4052 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4052 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4052 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4604 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4604 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4604 3880 FACTURA090000.exe FACTURA090000.exe PID 3880 wrote to memory of 4604 3880 FACTURA090000.exe FACTURA090000.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1828 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jCaIeJ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:768 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jCaIeJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8201.tmp"2⤵
- Creates scheduled task(s)
PID:4108 -
C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"2⤵PID:2728
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C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3880 -
C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exeC:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe /stext "C:\Users\Admin\AppData\Local\Temp\rnpyznniqpgunueeftdivvxkos"3⤵PID:4052
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C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exeC:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe /stext "C:\Users\Admin\AppData\Local\Temp\hsjfyuuocgoplgisojrhsrc"3⤵
- Accesses Microsoft Outlook accounts
PID:2176 -
C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exeC:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe /stext "C:\Users\Admin\AppData\Local\Temp\fqevycjmoywkbauofyw"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:5100 -
C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exeC:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe /stext "C:\Users\Admin\AppData\Local\Temp\rnpyznniqpgunueeftdivvxkos"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4604 -
C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"C:\Users\Admin\AppData\Local\Temp\FACTURA090000.exe"2⤵PID:4488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD57e59deb6649494bf5da7c4a5ea831374
SHA1e865d664d0a5721cd6f47fff6450a0e3d4bcf88b
SHA2569baeb8d33ceeda825c93418df69084b32bff065eb727e5769cc38bab01e6bf2f
SHA512c9b2c12651a44f1c5ccb612ee82b644e8d866e4d51392f6f0a2709a7dd5059d62c3a617e539151a01770a182f902225e51ebef93c16017b31c65526a564e880b
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD59e77a2e9ccd76de55360a4cfeec03bda
SHA14a7ddee3fa5bf830b497718c1a49a87e1bcadbdf
SHA256cd83c74f972a8a6d27452bf09de9bd3be8e8d7e4856612a9ead9d277ff082afc
SHA512c66968c03be88065e850bf831c01f9aeb527d9f01287c764753c21a97ebe6afc9b42c86f5f5387b649ad45e127be5db402cd0548f885388c80cd545d5a9351c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4KB
MD505b913e050d2b362781248c7eeb17ee4
SHA10f263d74a27527154c8381bb34049a121851467f
SHA25628a8b87fe959106951e7f632c0a1b0b52d4542da12a3679176c3707926251c27
SHA51270335927da5010cb8a1e9718dab4c62964c33451545ca19c0bde6027c3165233cfded1157575eaba48aab4b43978812db1afa63eb631d2df0f2b30da16e8067c
-
Filesize
1KB
MD5e95f7db0c061f494af12eca56d64be3d
SHA1fb62a2c1869aa903cf4c84f4c22b1e05da5e6bf5
SHA2565f8041f71cd1ee7d7e50838b5bee9ac1c60c57da7150aabe3acbd9e6314a68dd
SHA512f3f8f5e7784f50e09e7507ec7bcf7b0f551b7aba515c07dc265aeb9e7a198880458aa70d9d5d0bd1d7f07b176a4ea5683a7266101192cd5e6408dd1a78833947